EP4287621A3 - Procédés et appareil pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins - Google Patents

Procédés et appareil pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins Download PDF

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Publication number
EP4287621A3
EP4287621A3 EP23205217.5A EP23205217A EP4287621A3 EP 4287621 A3 EP4287621 A3 EP 4287621A3 EP 23205217 A EP23205217 A EP 23205217A EP 4287621 A3 EP4287621 A3 EP 4287621A3
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EP
European Patent Office
Prior art keywords
quantization parameter
neighboring
quantization
parameter predictor
parameters
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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EP23205217.5A
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German (de)
English (en)
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EP4287621A2 (fr
Inventor
Xiaoan Lu
Joel Sole
Peng Yin
Qian Xu
Yunfei Zheng
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InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
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Application filed by InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of EP4287621A2 publication Critical patent/EP4287621A2/fr
Publication of EP4287621A3 publication Critical patent/EP4287621A3/fr
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • H—ELECTRICITY
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    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
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    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/197—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter
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    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
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    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
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    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
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    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/198—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
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    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
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    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
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    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
EP23205217.5A 2010-06-10 2011-06-08 Procédés et appareil pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins Pending EP4287621A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US35336510P 2010-06-10 2010-06-10
EP22155475.1A EP4024865B1 (fr) 2010-06-10 2011-06-08 Procédés et appareils permettant de déterminer des indicateurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins
EP11727593.3A EP2580911A1 (fr) 2010-06-10 2011-06-08 Procédés et appareils adaptés pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins
PCT/US2011/039579 WO2011156458A1 (fr) 2010-06-10 2011-06-08 Procédés et appareils adaptés pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP22155475.1A Division EP4024865B1 (fr) 2010-06-10 2011-06-08 Procédés et appareils permettant de déterminer des indicateurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins
EP11727593.3A Division EP2580911A1 (fr) 2010-06-10 2011-06-08 Procédés et appareils adaptés pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins

Publications (2)

Publication Number Publication Date
EP4287621A2 EP4287621A2 (fr) 2023-12-06
EP4287621A3 true EP4287621A3 (fr) 2024-02-21

Family

ID=44351363

Family Applications (4)

Application Number Title Priority Date Filing Date
EP22155475.1A Active EP4024865B1 (fr) 2010-06-10 2011-06-08 Procédés et appareils permettant de déterminer des indicateurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins
EP11727593.3A Ceased EP2580911A1 (fr) 2010-06-10 2011-06-08 Procédés et appareils adaptés pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins
EP17182141.6A Active EP3267684B1 (fr) 2010-06-10 2011-06-08 Procédé permettant de déterminer des indicateurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins
EP23205217.5A Pending EP4287621A3 (fr) 2010-06-10 2011-06-08 Procédés et appareil pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins

Family Applications Before (3)

Application Number Title Priority Date Filing Date
EP22155475.1A Active EP4024865B1 (fr) 2010-06-10 2011-06-08 Procédés et appareils permettant de déterminer des indicateurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins
EP11727593.3A Ceased EP2580911A1 (fr) 2010-06-10 2011-06-08 Procédés et appareils adaptés pour déterminer des prédicteurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins
EP17182141.6A Active EP3267684B1 (fr) 2010-06-10 2011-06-08 Procédé permettant de déterminer des indicateurs de paramètres de quantification à partir d'une pluralité de paramètres de quantification voisins

Country Status (14)

Country Link
US (8) US9235774B2 (fr)
EP (4) EP4024865B1 (fr)
JP (5) JP5924823B2 (fr)
KR (6) KR101979816B1 (fr)
CN (2) CN103155553B (fr)
AU (1) AU2011264896B2 (fr)
BR (1) BR112012031160B1 (fr)
CA (1) CA2801409C (fr)
MX (4) MX2012014478A (fr)
MY (3) MY162191A (fr)
PL (2) PL3267684T3 (fr)
RU (1) RU2597510C2 (fr)
WO (1) WO2011156458A1 (fr)
ZA (3) ZA201209077B (fr)

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